It means it is looking for tiny insects in the wood.
The woodpecker
Woodpecker !
A woodpecker, when trying to get bugs in a tree, uses its sharp beak to "drill" a hole in the tree, making loud tapping noises, hence the name "woodpecker"
woodpecker? hope this helped?:)
woodpecker
woodpecker
A Woodpecker
Listen for the sound! Depending on the kind of woodpecker, you'll hear anything from a quick, light tapping to a loud, steady drumming. Then follow it.
Knocking on the door.
Woodpecker taps on trees and makes noise.
3oth august 2010,,i am living in Killucan,Westmeath,Most mornings i am woken by the tapping of a woodpecker in the back garden
Tapping on a door or a window is called gcoinnkk